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Discontinued Operations (Details) (USD $)
0 Months Ended 9 Months Ended 12 Months Ended
Feb. 26, 2013
Apr. 04, 2012
Sep. 30, 2013
Sep. 30, 2012
Dec. 31, 2011
Dec. 31, 2012
Discontinued Operations (Details) [Line Items]            
Proceeds from Sale of Real Estate $ 1,600,000          
Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net           734,000
Debt Instrument, Interest Rate, Stated Percentage     4.00%      
Gain (Loss) on Disposition of Assets for Financial Service Operations     1,100,000 (7,000)    
Proceeds from Sale of Land Held-for-use   725,000        
Impairment of Long-Lived Assets to be Disposed of         224,000  
Mortgages [Member]
           
Discontinued Operations (Details) [Line Items]            
Long-term Debt, Gross     $ 469,000     $ 1,700,000
Debt Instrument, Interest Rate, Stated Percentage           6.75%